1.
Harm sets, harm gets.
〔谚语〕害人终害己。
2.
He that mischief hatcheth, mischief catcheth.
[谚]害人者终将害己。
3.
Curses always come home to roost. --Robert Southey
害人终害已。——索塞
4.
H-watch, harm catch.
[谚]害人终害已。
5.
They started with the aim of doing harm to others only to end up with ruining themselves
他们以损人开始，而以害己告终。
6.
They invariably start by doing others harm but end by ruining themselves.
他们总是以损人开始，以害己告终。
7.
be hoist with one's own petard
害人反害己,作法自毙
8.
Anybody who tries to block the flow of information is harming himself as well as others.
搞封锁是害人又害己。
9.
Do not harm oneself, do not injure another person, be not harmed by other.
不伤害自己、不伤害他人、不被他人伤害。
10.
Chamberlain started with the aim of injuring others only to end up by ruining himself.
张伯伦以损人的目的开始，以害己的结果告终。
11.
The biter is bitten.
骗人者反被人骗，害人反害己。
12.
This is a case of the biter bit with a vengeance .
这就是害人反害己的例子。
13.
He started with the aim of injuring others only to end up by ruining himself.
他本想损害别人，结果只害了自己。
14.
A man's hat in hand never did him any harm.
对人恭敬于己无害。
15.
"The man who has mercy will be rewarded, but the cruel man is the cause of trouble to himself."
仁慈的人，善待自己。残忍的人，扰害己身。
16.
Those who gossip find it cuts both ways.
喜欢散布流言蜚语的人既害他人又害自己。
17.
Killers often harm their victims in ways that they themselves have been harmed.
杀人者通常都用别人伤害自己的 方法来伤害受害者
18.
Revenge is dangerous: it may hurt you as well as your enemy. --Aesop
报复是危险的：它即伤害敌人，也伤害自己。——伊索